Experimental real-time typesetting previewer for VFM.
See example.
$ vfm-viewer preview --help
vfm-viewer preview [file]
Preview typesetting result
Options:
--version Show version number [boolean]
-c, --config Path to config file [string] [default: "vivliostyle.config.js"]
-h, --help Show help [boolean]
-p, --port [number] [default: 3000]
vfm-viewer supports some properties of vivliostyle.config.js.
Only local .css file is supported. Local directory and NPM package are not supported.
theme: "./example.md"Presets are not supported yet.
size: "960px,720px"